CN109093559A

CN109093559A - bearing puller

Info

Publication number: CN109093559A
Application number: CN201811227742.2A
Authority: CN
Inventors: 黎远杰
Original assignee: Dongguan Runru Intelligent Technology Co ltd
Current assignee: Dongguan Runru Intelligent Technology Co ltd
Priority date: 2018-10-22
Filing date: 2018-10-22
Publication date: 2018-12-28

Abstract

The invention discloses a bearing puller, which structurally comprises a bearing, a pulling device and a shell, wherein the bearing is mechanically matched with the pulling device, one end of the pulling device, far away from the bearing, is installed in the shell, the pulling device consists of a pulling mechanism, a power device, an inner pulling mechanism and an inner pulling mechanism control device, the pulling mechanism is mechanically matched with the power device, the pulling mechanism is mechanically connected with the inner pulling mechanism, and the inner pulling mechanism is connected with the inner pulling mechanism control device.

Description

Bearing puller

Technical field

The present invention relates to mechanical parts to dismantle field, particularly with regard to a kind of bearing puller.

Background technique

Bearing is that component that is fixed and reducing load coefficient of friction is played in mechanical transmission course, is in contemporary mechanical equipment A kind of very important components.The disassembly of bearing is carried out in periodic maintenance, bearing replacing, special and in disassembly process It is not during the bearing removal being interference fitted, is the components for not damaging bearing, the operation difficulty of disassembly is big, needs to cooperate Special provision for disengagement, and bearing puller is a kind of common bearing disassembling device.

Bearing on dumper is important load component, because it is high-speed rotating component, is easy after long-play It breaks down, regular mutual disassembly is needed to replace.

Prior art bearing puller can not achieve uniform force during dismantling bearing, and in the process of drawing In be easy to damage bearing.

Summary of the invention

In view of the deficiencies of the prior art, the present invention is to realize by the following technical solutions: bearing puller, structure Including bearing, draw-off gear, shell, the bearing and draw-off gear mechanical engagement, the draw-off gear is far from bearing It installs in the shell one end；

The draw-off gear is made of drawing mechanism, power device, interior drawing mechanism, interior drawing mechanism control device；

The drawing mechanism and propulsion machine cooperates, and the drawing mechanism and interior drawing mechanism are mechanically connected, The interior drawing mechanism is connected with interior drawing mechanism control device.

As advanced optimizing for the technical program, the drawing mechanism is by the first rubber layer, annular force application board, connection Line, L-type kelly, the first drive connection bar, kelly, the first transmission belt, annular fixed seat, the second drive connection bar, guide pad group At, first rubber layer be set to annular force application board bottom and with annular force application board glue connection, the annular force application board is logical It crosses the first rubber layer to be connected with bearing, first drive connection bar sets that there are two and with two annular force application boards far from the One end machinery of one rubber layer welds, and the other end of first drive connection bar is fixed on kelly, and the kelly is solid Surely it is set on the first transmission belt, first transmission belt is matched with power device, and second drive connection bar is equipped with Three and equal distribution are welded on annular fixed seat and with annular fixed seat machinery, and the annular fixed seat is far from second One end of drive connection bar and L-type kelly are mechanically connected, and the L-type kelly, which is set, is set to annular there are two and in symmetrical structure In fixing seat, the L-type kelly is fixedly connected with the first transmission belt, and one end of the connecting line and interior drawing mechanism control Device is connected, and around guide pad and interior drawing mechanism mechanical engagement, the guide pad sets there are three and is in perpendicular the other end Linear systematic is distributed in the second drive connection bar, and second drive connection bar and interior drawing mechanism are mechanically connected, dynamic Under the action of power device, the rotation of the first transmission belt realizes two so that kelly and L-type kelly are rotated with the first transmission belt First drive connection bar moves downward, and three the second drive connection bars move upwards.

As advanced optimizing for the technical program, the power device is by No.1 taper cone pulley, first rotating shaft, No. two cones Shape wheel, motor, circuit board, runner, the second transmission belt, foreign steamer, lubrication groove, third transmission belt, machine shaft composition, the runner It is set up there are two and if in up-down structure, two runners and the first transmission belt machine driving cooperate, the No.1 Taper cone pulley be set in runner and with runner mechanical engagement, the runner of separate the No.1 taper cone pulley by the second transmission belt with outside Wheel mechanical transmission cooperation, the foreign steamer and foreign steamer mechanical engagement, the foreign steamer pass through third transmission belt and another transmission belt In the cooperation of runner machine driving, the motor and circuit board electrical connection, the motor bored by machine shaft and No.1 The cooperation of shape wheel mechanical, motor is driven by machine shaft and No.1 taper wheel drive runner rotates, thus the first transmission belt work work Make, and by the second transmission belt, foreign steamer, lubrication groove, third transmission belt another first transmission belt work is worked, so that first Drive connection bar and the second drive connection bar counter motion.

As advanced optimizing for the technical program, the interior drawing mechanism is by the first reinforcing bar, the first fixed link, one Number chamber, first annular fixing seat, the second fixed link, the first fixed connecting rod, kelly mechanism, No. two chambers, the second rubber layer, bearing Contact plate, No. three chambers, the second reinforcing bar, third reinforcing bar, the first sliding block, the first spring composition, second fixed link One end is fixed on the first fixed connecting rod, and the other end is fixed in first annular fixing seat, and the two of first fixed link End is separately fixed on the first fixed connecting rod and another first fixed connecting rod, there are two first fixed link is set And intersects and set up, first reinforcing bar is fixed between the first fixed link of two intersections, and described first reinforces Bar, the first fixed link, first annular fixing seat, the second fixed link are installed in No.1 chamber, at the top of the bearing touch plate It is fixed with the second rubber layer, the bearing touch plate is connected by the second rubber layer with bearing, the bearing touch Plate be mounted on No. two it is intracavitary, first fixed connecting rod set there are two and it is parallel to each other set up, described two first are solid Determine between connecting rod by the second reinforcing bar be mechanically connected, two first fixed connecting rods far from the second fixed link one It is equipped with the first sliding block on end, is mechanically connected between two first sliding blocks by third reinforcing bar, the inside First sliding block is fixedly connected by the first spring with No. three cavity walls, and the kelly mechanism is flexibly connected with No.1 chamber, works as card When linkage is separated with No.1 chamber, bearing touch plate loses resistance, and under the action of the first spring, the first sliding block is solid by first Determining connecting rod drives bearing touch plate to move toward the direction of spring elongation, to bearing touch plate be released, so that bearing touch Plate is connected with bearing, and the second rubber layer sets up the frictional force that can be greatly increased between bearing touch plate and bearing, and Under the action of second drive connection bar, bearing is pushed to move upwards therewith.

As advanced optimizing for the technical program, the interior drawing mechanism control device is by the first fixing axle, cylinder Drive rod, cylinder, the first drive rod, the second sliding block, limit plate, pressure differential mechanism, mechanical transmission mechanism, the second fixing axle, Second group of drive rods is at first fixing axle and the second fixing axle are in same horizontal line, first fixing axle The first drive rod and the second drive rod are extended through with the second fixing axle and is fixed, and second drive rod is far from second One end of fixing axle is slidably matched by the second sliding block and the first drive rod, and second sliding block and mechanical transmission mechanism are mechanical Cooperation, the mechanical transmission mechanism and pressure differential mechanism are mechanically connected, and the cylinder passes through cylinder drive rod and first Drive rod mechanical connection, cylinder drives cylinder drive rod to do piston motion, so that the first drive rod is connected with cylinder drive rod One end move therewith, so that the counter motion therewith of the one end of the first drive rod far from cylinder drive rod, the second drive rod pass through Second sliding block and mechanical transmission mechanism are mechanically connected, and mechanical transmission mechanism drives the operation of pressure differential mechanism.

As advanced optimizing for the technical program, the kelly mechanism is by card slot, pouring weight, first annular button, third Fixing axle, fixing seat, U-shaped bar, first connecting rod, fixed plate, J-type kelly composition, the card slot fasten with J-type kelly, The J-type kelly is fixed in fixed plate, and the fixed plate is mounted in U-shaped bar and is fixedly connected with U-shaped bar, described U-shaped bar run through and be fixed in fixing seat by third fixing axle, first annular button is fixed on the pouring weight, it is described First annular button is fixedly connected with connecting line, and one end of the first connecting rod is fixed on U-shaped bar, the other end and fixed plate It is fixedly connected, one end that the first connecting rod is connected with fixed plate is fixedly connected with connecting line, in the pulling of connecting line Under, it is moved therewith with fixed plate around third fixing axle, so that fixed plate drives J-type kelly to move therewith, so that J-type kelly and card Slot separation, so that bearing touch plate can work normally.

As advanced optimizing for the technical program, the pressure differential mechanism by the second connecting rod, the second fixed link, First movable plate, third fixed link, U-shaped seal chamber, second spring, the second movable plate, the 4th fixed link, motion bar, the 5th consolidate Dead axle, third connecting rod composition, one end of second connecting rod are run through and are fixed on third connecting rod center, and the other end is solid It is scheduled in the second fixed link, second fixed link and U-shaped seal chamber vertical welding, two ends of the U-shaped seal chamber Mouth is equipped with the first movable plate, the second movable plate, and second movable plate is fixedly connected with second spring, second bullet One end of spring is fixedly connected with U-shaped sealing cavity wall, first movable plate and third fixed link vertical welding, and described the The one end of three fixed links far from the first movable plate and third connecting rod are mechanically connected, the third connecting rod and mechanical transmissioning machine Structure mechanical connection, the 4th fixed link are fixedly connected with the second movable plate, and second movable plate and motion bar are mechanical Connection, the motion bar center are run through and are fixed by the 5th fixing axle, and the motion bar is connected with the 4th fixed link One end is equipped with a ring buckle, and the ring buckle is fixedly connected with connecting line, and under the action of mechanical transmission mechanism, third connects The connected one end of extension bar moves downward therewith, so that one end that third connecting rod is connected with third fixed link is anti-therewith To movement, so that the first movable plate of band moves in the same direction therewith, under the action of pressure difference, the second movable plate is moved upwards, and pushes 4th fixed link therewith upwards to apply a power to one end of motion bar so that motion bar it is connected one end it is upward Pull connecting line.

As advanced optimizing for the technical program, the mechanical transmission mechanism by No.1 bar, pressure ball, bar shaped turntable, Third spring, fixed plate, the 5th fixed link composition, the No.1 bar are fixedly connected with the second sliding block, and the No.1 bar is remote One end from the second sliding block is fixed on bar shaped turntable, the bar shaped turntable and pressure ball mechanical engagement, the pressure ball and third Spring is fixedly connected, and the third spring is fixed in fixed plate, and the fixed plate is connected by the 5th fixed link and third Extension bar mechanical connection, under the action of No.1 bar, bar shaped turntable rotates with it and is in the course of rotation pressed downward pressure ball, makes Pressure ball by third spring-compressed, and make fixed plate drive the 5th fixed link move downward, thus push third connecting rod with Movement.

Beneficial effect

Bearing puller of the present invention, according to the instruction of circuit board, motor is driven by machine shaft and No.1 taper cone pulley drives The rotation of turn wheel so that the first transmission belt work works, and is made by the second transmission belt, foreign steamer, lubrication groove, third transmission belt another The work of first transmission belt work, so that the first drive connection bar and the second drive connection bar counter motion, in power device Under effect, the rotation of the first transmission belt realizes two first drivings so that kelly and L-type kelly are rotated with the first transmission belt Connecting rod moves downward, and three the second drive connection bars move upwards, and cylinder drives cylinder drive rod to do piston motion, so that the One end that one drive rod is connected with cylinder drive rod moves therewith, thus the one end of the first drive rod far from cylinder drive rod with Counter motion, the second drive rod is mechanically connected by the second sliding block and mechanical transmission mechanism, and mechanical transmission mechanism drives pressure difference Driving mechanism operation, under the action of No.1 bar, bar shaped turntable rotates with it and is in the course of rotation pressed downward pressure ball, makes Pressure ball by third spring-compressed, and make fixed plate drive the 5th fixed link move downward, thus push third connecting rod with Movement, under the action of mechanical transmission mechanism, the connected one end of third connecting rod moves downward therewith, thus third One end that connecting rod is connected with third fixed link counter motion therewith is being pressed so that the first movable plate of band moves in the same direction therewith Under the action of difference, the second movable plate is moved upwards, and pushes the 4th fixed link therewith upwards to which one end to motion bar applies One power, so that the connected one end of motion bar pulls up connecting line, when kelly mechanism is separated with No.1 chamber, bearing Contact plate loses resistance, and under the action of the first spring, the first sliding block drives bearing touch plate past by the first fixed connecting rod The direction of spring elongation moves, so that bearing touch plate is released, so that bearing touch plate is connected with bearing, the second rubber layer Set up the frictional force that can be greatly increased between bearing touch plate and bearing, and under the action of the second drive connection bar, push away Dynamic bearing moves upwards therewith, under the pulling of connecting line, moves therewith with fixed plate around third fixing axle, so that fixed plate band Dynamic J-type kelly moves therewith, so that J-type kelly and exact separation, so that bearing touch plate can work normally.

For the prior art, the present invention passes through drawing mechanism, power device, interior drawing mechanism, interior drawing mechanism control Under device collective effect processed, it can process bearing removal by the force of upper and lower two different directions and get off, and by bearing Damage is preferably minimized.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon:

Fig. 1 is the structural schematic diagram of bearing puller of the present invention.

Fig. 2 is the first working state structure schematic diagram of the draw-off gear of bearing puller of the present invention.

Fig. 3 is the interior drawing mechanism controling device structure diagram of bearing puller of the present invention.

Fig. 4 is second of working state structure schematic diagram of draw-off gear of bearing puller of the present invention.

Fig. 5 is the interior drawing mechanism structural schematic diagram of bearing puller of the present invention.

In figure: bearing -1, draw-off gear -2, shell -3, drawing mechanism -201, power device -202, interior drawing mechanism - 203, interior drawing mechanism control device -204, the first rubber layer -2011, annular force application board -2012, connecting line -2013, L-type card Bar -2014, the first drive connection bar -2015, kelly -2016, the first transmission belt -2017, annular fixed seat -2018, second drive Dynamic connecting rod -2019, guide pad -20110, No.1 taper cone pulley -2021, first rotating shaft -2022, No. two taper cone pulleies -2023, electricity Machine -2024, circuit board -2025, runner -2026, the second transmission belt -2027, foreign steamer -2028, lubrication groove -2029, third transmission belt - 20210, machine shaft -20211, the first reinforcing bar -2031, the first fixed link -3032, No.1 chamber -2033, first annular fixation Seat the -2034, second fixed link -2035, the first fixed connecting rod -2036, kelly mechanism -2037, No. two chambers -2038, the second rubbers Glue-line -2039, -20310, No. three chambers -20311 of bearing touch plate, the second reinforcing bar -20312, third reinforcing bar -20313, One sliding block -20314, the first spring -20315, the first fixing axle -2041, cylinder drive rod -2042, cylinder -2043, first drive Lever -2044, the second sliding block -2045, limit plate -2046, pressure differential mechanism -2047, mechanical transmission mechanism -2048, second Fixing axle -2049, the second drive rod -20410, card slot -20371, pouring weight -20372, first annular button -20373, third are fixed Axis -20374, fixing seat -20375, U-shaped bar -20376, first connecting rod -20377, fixed plate -20378, J-type kelly - 20379, the second connecting rod -20471, the second fixed link -20472, the first movable plate -20473, third fixed link -20474, U-shaped Seal chamber -20475, second spring -20476, the second movable plate -20477, the 4th fixed link -20478, motion bar -20479, Five fixing axles -204710, third connecting rod -204711, No.1 bar -20481, pressure ball -20482, bar shaped turntable -20483, third Spring -20484, fixed plate -20485, the 5th fixed link -20486.

Specific embodiment

To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to Specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.

Embodiment

Fig. 1-Fig. 5 is please referred to, the present invention provides bearing puller, and structure includes bearing 1, draw-off gear 2, shell 3, institute The bearing 1 and 2 mechanical engagement of draw-off gear stated, the draw-off gear 2 are mounted in shell 3 far from one end of bearing 1；

The draw-off gear 2 is controlled by drawing mechanism 201, power device 202, interior drawing mechanism 203, interior drawing mechanism Device 204 forms；

The drawing mechanism 201 and 202 mechanical engagement of power device, the drawing mechanism 201 and interior drawing mechanism 203 mechanical connections, the interior drawing mechanism 203 are connected with interior drawing mechanism control device 204.

The drawing mechanism 201 is by the first rubber layer 2011, annular force application board 2012, connecting line 2013, L-type kelly 2014, the first drive connection bar 2015, kelly 2016, the first transmission belt 2017, annular fixed seat 2018, the second drive connection bar 2019, guide pad 20110 forms, first rubber layer 2011 be set to annular 2012 bottom of force application board and with annular force application board 2012 glue connections, the annular force application board 2012 are connected by the first rubber layer 2011 with bearing 1, first driving Connecting rod 2015, which is set, welds there are two and with two annular force application boards 2012 far from one end machinery of the first rubber layer 2011, described The other end of the first drive connection bar 2015 be fixed on kelly 2016, the kelly 2016 is fixed at the first transmission belt On 2017, first transmission belt 2017 is matched with power device 202, and second drive connection bar 2019 is equipped with three A and equal distribution is welded on annular fixed seat 2018 and with 2018 machinery of annular fixed seat, the annular fixed seat 2018 one end far from the second drive connection bar 2019 and L-type kelly 2014 are mechanically connected, and the L-type kelly 2014 is equipped with two It is a and be set on annular fixed seat 2018 in symmetrical structure, the fixed company of the L-type kelly 2014 and the first transmission belt 2017 It connects, one end of the connecting line 2013 is connected with interior drawing mechanism control device 204, and the other end bypasses guide pad 20110 With interior 203 mechanical engagement of drawing mechanism, the guide pad 20110, which is set, is equally distributed on the second drive there are three and in vertical line In dynamic connecting rod 2019, second drive connection bar 2019 is mechanically connected with interior drawing mechanism 203, in power device 202 Under the action of, the first transmission belt 2017 rotation, so that kelly 2016 is with L-type kelly 2014 with 2017 turns of the first transmission belt It is dynamic, realize that two the first drive connection bars 2015 move downward, three the second drive connection bars 2019 move upwards.

The power device 202 is by No.1 taper cone pulley 2021, first rotating shaft 2022, No. two taper cone pulleies 2023, motor 2024, circuit board 2025, runner 2026, the second transmission belt 2027, foreign steamer 2028, lubrication groove 2029, third transmission belt 20210, electricity Machine shaft 20211 forms, and the runner 2026 sets there are two and sets up in up-down structure, two runners 2026 with The cooperation of first transmission belt, 2017 machine driving, the No.1 taper cone pulley 2021 are in runner 2026 and mechanical with runner 2026 Cooperation, the runner 2026 of the separate No.1 taper cone pulley 2021 are matched by the second transmission belt 2027 and 2028 machine driving of foreign steamer It closes, the foreign steamer 2028 and 2028 mechanical engagement of foreign steamer, the foreign steamer 2028 pass through third transmission belt 20210 and another biography 2026 machine driving of runner cooperation in dynamic band, the motor 2024 are electrically connected with circuit board 2025, the motor 2024 By machine shaft 20211 and 2021 mechanical engagement of No.1 taper cone pulley, motor 2024 is driven by machine shaft 20211 and No.1 Taper cone pulley 2021 drives runner 2026 to rotate, so that 2017 work of the first transmission belt works, and passes through the second transmission belt 2027, foreign steamer 2028, lubrication groove 2029, third transmission belt 20210 make another first transmission belt, 2017 work work, so that the first driving connects 2019 counter motion of extension bar 2015 and the second drive connection bar.

The interior drawing mechanism 203 is by the first reinforcing bar 2031, the first fixed link 3032, No.1 chamber 2033, the first ring Shape fixing seat 2034, the second fixed link 2035, the first fixed connecting rod 2036, kelly mechanism 2037, No. two chambers 2038, the second rubbers Glue-line 2039,20310, No. three chambers 20311 of bearing touch plate, the second reinforcing bar 20312, third reinforcing bar 20313, the first sliding block 20314, the first spring 20315 forms, and one end of second fixed link 2035 is fixed on the first fixed connecting rod 2036, The other end is fixed in first annular fixing seat 2034, and it is fixed that the both ends of first fixed link 3032 are separately fixed at first In connecting rod 2036 and another first fixed connecting rod 2036, first fixed link 3032 sets there are two and intersects It sets up, first reinforcing bar 2031 is fixed between the first fixed link 3032 of two intersections, and described first reinforces Bar 2031, the first fixed link 3032, first annular fixing seat 2034, the second fixed link 2035 are installed in No.1 chamber 2033, The second rubber layer 2039 is fixed at the top of the bearing touch plate 20310, the bearing touch plate 20310 passes through second Rubber layer 2039 is connected with bearing 1, and the bearing touch plate 20310 is mounted in No. two chambers 2038, and described first is solid Determine connecting rod 2036 set there are two and it is parallel to each other set up, between two first fixed connecting rods 2036 by second plus Solid rod 20312 is mechanically connected, and is all provided on the two described one end of the first fixed connecting rod 2036 far from the second fixed link 2035 There is the first sliding block 20314, is mechanically connected between two first sliding blocks 20314 by third reinforcing bar 20313, it is described First sliding block 20314 of inside is fixedly connected by the first spring 20315 with No. three 20311 inner walls of chamber, the kelly mechanism 2037 are flexibly connected with No.1 chamber 2033, and when kelly mechanism 2037 is separated with No.1 chamber 2033, bearing touch plate 20310 is lost Resistance, under the action of the first spring 20315, the first sliding block 20314 drives bearing touch by the first fixed connecting rod 2036 Plate 20310 is moved toward the direction of spring elongation, to bearing touch plate 20310 be released, so that bearing touch plate 20310 and axis 1 to be held to be connected, the second rubber layer 2039 sets up the frictional force that can be greatly increased between bearing touch plate 20310 and bearing 1, And under the action of the second drive connection bar 2019, bearing 1 is pushed to move upwards therewith.

The interior drawing mechanism control device 204 by the first fixing axle 2041, cylinder drive rod 2042, cylinder 2043, First drive rod 2044, the second sliding block 2045, limit plate 2046, pressure differential mechanism 2047, mechanical transmission mechanism 2048, second Fixing axle 2049, the second drive rod 20410 composition, first fixing axle 2041 and the second fixing axle 2049 are in same water On horizontal line, first fixing axle 2041 and the second fixing axle 2049 extend through the first drive rod 2044 and the second drive rod It 20410 and is fixed, second drive rod 20410 passes through the second sliding block 2045 far from one end of the second fixing axle 2049 It is slidably matched with the first drive rod 2044, second sliding block 2045 and 2048 mechanical engagement of mechanical transmission mechanism are described Mechanical transmission mechanism 2048 and pressure differential mechanism 2047 are mechanically connected, the cylinder 2043 by cylinder drive rod 2042 with First drive rod 2044 mechanical connection, cylinder 2043 drives cylinder drive rod 2042 to do piston motion, so that the first drive rod 2044 one end being connected with cylinder drive rod 2042 move therewith, so that the first drive rod 2044 is far from cylinder drive rod 2042 One end counter motion therewith, the second drive rod 20410 is mechanically connected by the second sliding block 2045 and mechanical transmission mechanism 2048, Mechanical transmission mechanism 2048 drives pressure differential mechanism 2047 to run.

The kelly mechanism 2037 is by card slot 20371, pouring weight 20372, first annular button 20373, third fixing axle 20374, fixing seat 20375, U-shaped bar 20376, first connecting rod 20377, fixed plate 20378, J-type kelly 20379 form, institute The card slot 20371 stated fastens with J-type kelly 20379, and the J-type kelly 20379 is fixed in fixed plate 20378, institute The fixed plate 20378 stated is mounted in U-shaped bar 20376 and is fixedly connected with U-shaped bar 20376, and the U-shaped bar 20376 is by the Three fixing axles 20374 run through and are fixed in fixing seat 20375, are fixed with first annular button on the pouring weight 20372 20373, the first annular button 20373 is fixedly connected with connecting line 2013, and one end of the first connecting rod 20377 is solid It is scheduled on U-shaped bar 20376, the other end is fixedly connected with fixed plate 20378, the first connecting rod 20377 and fixed plate 20378 one end being connected are fixedly connected with connecting line 2013, under the pulling of connecting line 2013, with fixed plate 20378 around Three fixing axles 20374 move therewith, so that fixed plate 20378 drives J-type kelly 20379 to move therewith, so that J-type kelly 20379 separate with card slot 20371, so that bearing touch plate 20310 can work normally.

The pressure differential mechanism 2047 is by the second connecting rod 20471, the second fixed link 20472, the first movable plate 20473, third fixed link 20474, U-shaped seal chamber 20475, second spring 20476, the second movable plate 20477, the 4th fixed link 20478, motion bar 20479, the 5th fixing axle 204710, third connecting rod 204711 form, second connecting rod 20471 One end run through and be fixed on the center of third connecting rod 204711, the other end is fixed in the second fixed link 20472, described the Two fixed links 20472 and U-shaped 20475 vertical welding of seal chamber, two ports of the U-shaped seal chamber 20475 are equipped with the One movable plate 20473, the second movable plate 20477, second movable plate 20477 are fixedly connected with second spring 20476, institute The one end for the second spring 20476 stated is fixedly connected with U-shaped 20475 inner wall of seal chamber, first movable plate 20473 and Three fixed links, 20474 vertical welding, the one end of the third fixed link 20474 far from the first movable plate 20473 and third connect Extension bar 204711 is mechanically connected, and the third connecting rod 204711 and mechanical transmission mechanism 2048 are mechanically connected, and described the Four fixed links 20478 are fixedly connected with the second movable plate 20477, and second movable plate 20477 and motion bar 20479 are mechanical Connection, 20479 center of the motion bar are run through and are fixed by the 5th fixing axle 204710, the motion bar 20479 and the One end that four fixed links 20478 are connected is equipped with a ring buckle, and the ring buckle is fixedly connected with connecting line 2013, in machine Under the action of tool transmission mechanism 2048, the connected one end of third connecting rod 204711 moves downward therewith, thus third One end that connecting rod 204711 is connected with third fixed link 20474 counter motion therewith, thus the first movable plate of band 20473 with Movement in the same direction, under the action of pressure difference, the second movable plate 20477 is moved upwards, and push the 4th fixed link 20478 therewith to Upper one end to motion bar 20479 applies a power, so that the connected one end of motion bar 20479 pulls up company Wiring 2013.

The mechanical transmission mechanism 2048 is by No.1 bar 20481, pressure ball 20482, bar shaped turntable 20483, third spring 20484, fixed plate 20485, the 5th fixed link 20486 composition, the No.1 bar 20481 and the fixed company of the second sliding block 2045 It connects, the No.1 bar 20481 is fixed on bar shaped turntable 20483, the bar shaped turntable far from one end of the second sliding block 2045 20483 are fixedly connected with 20482 mechanical engagement of pressure ball, the pressure ball 20482 with third spring 20484, the third bullet Spring 20484 is fixed in fixed plate 20485, and the fixed plate 20485 passes through the 5th fixed link 20486 and third connecting rod 204711 mechanical connections, under the action of No.1 bar 20481, bar shaped turntable 20483 rotates with it and in the course of rotation will Pressure ball 20482 is pressed downward, so that pressure ball 20482 compresses third spring 20484, and fixed plate 20485 is made to drive the 5th to consolidate Fixed pole 20486 moves downward, so that third connecting rod 204711 be pushed to move therewith.

According to the instruction of circuit board 2025, motor 2024 is driven by machine shaft 20211 and No.1 taper cone pulley 2021 drives Turn wheel 2026 rotates, so that 2017 work of the first transmission belt works, and passes through the second transmission belt 2027, foreign steamer 2028, lubrication groove 2029, third transmission belt 20210 makes another first transmission belt, 2017 work work so that the first drive connection bar 2015 with Second drive connection bar, 2019 counter motion, under the action of power device 202, the rotation of the first transmission belt 2017, so that Kelly 2016 and L-type kelly 2014 are rotated with the first transmission belt 2017, realize that two the first drive connection bars 2015 move downward, Three the second drive connection bars 2019 move upwards, and cylinder 2043 drives cylinder drive rod 2042 to do piston motion, so that first One end that drive rod 2044 is connected with cylinder drive rod 2042 moves therewith, so that the first drive rod 2044 drives far from cylinder The counter motion therewith of one end of bar 2042, the second drive rod 20410 pass through the second sliding block 2045 and 2048 machine of mechanical transmission mechanism Tool connection, mechanical transmission mechanism 2048 drives pressure differential mechanism 2047 to run, and under the action of No.1 bar 20481, bar shaped turns Disk 20483 rotates with it and is in the course of rotation pressed downward pressure ball 20482, so that pressure ball 20482 is by third spring 20484 Compression, and make fixed plate 20485 drive the 5th fixed link 20486 move downward, thus push third connecting rod 204711 with Movement, under the action of mechanical transmission mechanism 2048, the connected one end of third connecting rod 204711 is transported downwards therewith It is dynamic, thus one end counter motion therewith that third connecting rod 204711 is connected with third fixed link 20474, so that band first is living The movement in the same direction therewith of movable plate 20473, under the action of pressure difference, the second movable plate 20477 is moved upwards, and pushes the 4th fixed link 20478 therewith upwards so that apply a power to one end of motion bar 20479 so that motion bar 20479 it is connected one End pulls up connecting line 2013, and when kelly mechanism 2037 is separated with No.1 chamber 2033, bearing touch plate 20310 loses resistance Power, under the action of the first spring 20315, the first sliding block 20314 drives bearing touch plate by the first fixed connecting rod 2036 20310 move toward the direction of spring elongation, to bearing touch plate 20310 be released, so that bearing touch plate 20310 and bearing 1 is connected, and the second rubber layer 2039 sets up the frictional force that can be greatly increased between bearing touch plate 20310 and bearing 1, and Under the action of the second drive connection bar 2019, bearing 1 is pushed to move upwards therewith, it is and solid under the pulling of connecting line 2013 Fixed board 20378 moves therewith around third fixing axle 20374, so that fixed plate 20378 drives J-type kelly 20379 to move therewith, makes It obtains J-type kelly 20379 to separate with card slot 20371, so that bearing touch plate 20310 can work normally.

Motor 2024 of the present invention is controlled with by positive and negative rotation circuit.

Problems solved by the invention is that bearing puller can not achieve uniform force during dismantling bearing, and Bearing is easy to damage during drawing, the present invention is combined with each other by above-mentioned component, is filled by drawing mechanism 201, power It sets under 202, interior drawing mechanism 203, interior 204 collective effect of drawing mechanism control device, upper and lower two different directions can be passed through Force, processing bearing removal gets off, and the damage of bearing 1 is preferably minimized.

The basic principles, main features and advantages of the present invention have been shown and described above, the technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention can not only be realized in other specific forms under the premise of not departing from spirit of that invention or essential characteristic The present invention will also have various changes and improvements, these changes and improvements both fall within scope of the claimed invention, therefore this hair Bright claimed range is defined by appended claims and its equivalent, rather than above description limits.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims

1. Bearing puller, its structure comprises bearing (1), drawing device (2), shell (3), described bearing (1) and drawing device (2) cooperate mechanically, described drawing device (2) The end away from the bearing (1) is installed in the housing (3), which is characterized in that:

The drawing device (2) is composed of a drawing mechanism (201), a power unit (202), an inner drawing mechanism (203), and an inner drawing mechanism control device (204);

The drawing mechanism (201) cooperates mechanically with the power device (202), the drawing mechanism (201) is mechanically connected with the inner drawing mechanism (203), and the inner drawing mechanism (203) is connected with the inner The pulling mechanism control device (204) is connected.

2. The bearing puller according to claim 1, characterized in that: said pulling mechanism (201) consists of a first rubber layer (2011), an annular force plate (2012), a connecting wire (2013), L-shaped clamping rod (2014), first driving connecting rod (2015), clamping rod (2016), first transmission belt (2017), annular fixing seat (2018), second driving connecting rod (2019), guide block (20110 ), the first rubber layer (2011) is arranged at the bottom of the annular force application plate (2012) and glued to the annular force application plate (2012), and the annular force application plate (2012) passes through the first rubber layer (2011) is connected with the bearing (1), and the first drive connecting rod (2015) is provided with two and mechanically welded with two annular force application plates (2012) away from the end of the first rubber layer (2011), The other end of the first drive connecting rod (2015) is fixed on the clamp rod (2016), and the clamp rod (2016) is fixed on the first transmission belt (2017), and the first transmission belt (2017) ) is matched with the power device (202), and the second driving connecting rod (2019) is provided with three and equally distributed on the ring fixing seat (2018) and mechanically welded with the ring fixing seat (2018), the ring The end of the fixing seat (2018) away from the second driving connecting rod (2019) is mechanically connected to the L-shaped clamping rod (2014), and the L-shaped clamping rod (2014) is provided with two symmetrical structures arranged on the ring-shaped fixing seat (2018), the L-shaped clamping rod (2014) is fixedly connected to the first transmission belt (2017), one end of the connecting line (2013) is connected to the inner drawing mechanism control device (204), and the other end Bypassing the guide block (20110) and mechanically cooperating with the inner drawing mechanism (203), the guide block (20110) is provided with three and distributed equidistantly in the second drive connecting rod (2019) in a vertical line, the The second driving connecting rod (2019) is mechanically connected with the inner pulling mechanism (203).

3. The bearing puller according to claim 2, characterized in that: the power device (202) consists of a No. 1 cone wheel (2021), a first rotating shaft (2022), a No. 2 cone wheel (2023) ), motor (2024), circuit board (2025), runner (2026), second transmission belt (2027), outer wheel (2028), inner wheel (2029), third transmission belt (20210), motor shaft (20211) , the runners (2026) are provided with two and set up in an up and down structure, the two runners (2026) cooperate with the mechanical transmission of the first transmission belt (2017), and the No. 1 conical wheel (2021 ) is set in the runner (2026) and mechanically cooperates with the runner (2026), and the runner (2026) away from the No. 1 conical wheel (2021) is mechanically connected with the outer wheel (2028) through the second transmission belt (2027) Transmission cooperation, the outer wheel (2028) mechanically cooperates with the outer wheel (2028), and the outer wheel (2028) mechanically cooperates with the runner (2026) in another transmission belt through the third transmission belt (20210), the described The motor (2024) is electrically connected to the circuit board (2025), and the motor (2024) mechanically cooperates with the No. 1 conical wheel (2021) through the motor shaft (20211)

4. The bearing puller according to claim 2, characterized in that: the inner pulling mechanism (203) is composed of a first reinforcing rod (2031), a first fixing rod (3032), a first cavity (2033 ), the first annular fixed seat (2034), the second fixed rod (2035), the first fixed connecting rod (2036), the lever mechanism (2037), the second chamber (2038), the second rubber layer (2039), The bearing contact plate (20310), the third chamber (20311), the second reinforcement rod (20312), the third reinforcement rod (20313), the first slider (20314), the first spring (20315), the first One end of the two fixed rods (2035) is fixed on the first fixed connecting rod (2036), and the other end is fixed on the first annular holder (2034), and the two ends of the first fixed rod (3032) are respectively fixed on On the first fixed connecting rod (2036) and another first fixed connecting rod (2036), the first fixed rod (3032) is provided with two and crossed, and the first reinforcing rod (2031) is fixed Set between two crossed first fixing rods (3032), the first reinforcing rod (2031), the first fixing rod (3032), the first annular fixing seat (2034), the second fixing rod (2035 ) are installed in the No. 1 chamber (2033), the top of the bearing contact plate (20310) is fixed with a second rubber layer (2039), and the bearing contact plate (20310) passes through the second rubber layer (2039) Connected with the bearing (1), the bearing contact plate (20310) is installed in the second cavity (2038), the first fixed connecting rod (2036) is provided with two parallel to each other, and the The two first fixed connecting rods (2036) are mechanically connected through the second reinforcing rod (20312), and the ends of the two first fixed connecting rods (2036) away from the second fixed rod (2035) are provided with The first slider (20314), the two first sliders (20314) are mechanically connected by a third reinforcement rod (20313), and the inner first slider (20314) is connected by a first spring ( 20315) is fixedly connected with the inner wall of the No. 3 chamber (20311), and the said lever mechanism (2037) is movably connected with the No. 1 chamber (2033).

5. The bearing puller according to claim 2, characterized in that: the inner drawing mechanism control device (204) is composed of a first fixed shaft (2041), a cylinder driving rod (2042), a cylinder (2043) , the first drive rod (2044), the second slider (2045), the limit plate (2046), the differential pressure drive mechanism (2047), the mechanical transmission mechanism (2048), the second fixed shaft (2049), the second drive Rod (20410), the first fixed shaft (2041) and the second fixed shaft (2049) are on the same horizontal line, and the first fixed shaft (2041) and the second fixed shaft (2049) respectively pass through the second A drive rod (2044) is fixed with the second drive rod (20410), and the end of the second drive rod (20410) away from the second fixed shaft (2049) passes through the second slide block (2045) and the first The driving rod (2044) is slidingly fitted, the second slider (2045) is mechanically matched with the mechanical transmission mechanism (2048), the mechanical transmission mechanism (2048) is mechanically connected with the differential pressure driving mechanism (2047), and the The cylinder (2043) is mechanically connected with the first drive rod (2044) through the cylinder drive rod (2042).

6. The bearing puller according to claim 4, characterized in that: the lever mechanism (2037) consists of a slot (20371), a weight (20372), a first ring buckle (20373), a third Fixed shaft (20374), fixed base (20375), U-shaped rod (20376), first connecting rod (20377), fixed plate (20378), J-shaped clamping rod (20379), the clamping slot (20371) Engaged with the J-shaped clamping rod (20379), the J-shaped clamping rod (20379) is fixed on the fixed plate (20378), and the described fixed plate (20378) is installed in the U-shaped rod (20376) and It is fixedly connected with the U-shaped rod (20376), the U-shaped rod (20376) is penetrated by the third fixed shaft (20374) and fixed on the fixed seat (20375), and the weight (20372) is fixed with The first ring buckle (20373), the first ring buckle (20373) is fixedly connected with the connecting wire (2013), one end of the first connecting rod (20377) is fixed on the U-shaped rod (20376), and the other One end is fixedly connected with the fixed plate (20378), and one end of the first connecting rod (20377) connected with the fixed plate (20378) is fixedly connected with the connecting wire (2013).

7. The bearing puller according to claim 5, characterized in that: the differential pressure drive mechanism (2047) consists of a second connecting rod (20471), a second fixed rod (20472), a first movable plate ( 20473), the third fixed rod (20474), U-shaped seal cavity (20475), the second spring (20476), the second movable plate (20477), the fourth fixed rod (20478), the movable rod (20479), the fifth It consists of a fixed shaft (204710) and a third connecting rod (204711). One end of the second connecting rod (20471) penetrates and is fixed in the center of the third connecting rod (204711), and the other end is fixed on the second fixing rod (20472 ), the second fixing rod (20472) is vertically welded to the U-shaped sealing chamber (20475), and the two ports of the U-shaped sealing chamber (20475) are provided with a first movable plate (20473), a second Two movable plates (20477), the second movable plate (20477) is fixedly connected to the second spring (20476), and one end of the second spring (20476) is fixedly connected to the inner wall of the U-shaped sealing chamber (20475), The first movable plate (20473) is vertically welded to the third fixed rod (20474), and the end of the third fixed rod (20474) far away from the first movable plate (20473) is mechanically connected to the third connecting rod (204711) connection, the third connecting rod (204711) is mechanically connected to the mechanical transmission mechanism (2048), the fourth fixed rod (20478) is fixedly connected to the second movable plate (20477), and the second movable plate (20477) is mechanically connected with the movable rod (20479), the center of the movable rod (20479) is penetrated and fixed by the fifth fixed shaft (204710), and the movable rod (20479) is connected with the fourth fixed rod (20478) One end of the connection is provided with a ring buckle, and the ring buckle is fixedly connected with the connecting wire (2013).

8. The bearing puller according to claim 5 or 7, characterized in that: the mechanical transmission mechanism (2048) consists of No. 1 rod (20481), pressure ball (20482), bar-shaped turntable (20483), The third spring (20484), the fixed plate (20485), the fifth fixed rod (20486), the first rod (20481) is fixedly connected with the second slider (2045), the first rod (20481 ) is fixed on the bar-shaped turntable (20483) at one end away from the second slider (2045), and the bar-shaped turntable (20483) is mechanically matched with the pressure ball (20482), and the pressure ball (20482) is connected with the third spring (20484) is fixedly connected, the third spring (20484) is fixed on the fixed plate (20485), and the fixed plate (20485) is mechanically connected with the third connecting rod (204711) through the fifth fixed rod (20486) .